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The Garrison Salad – Arugula Salad with Oyster Mushrooms and Sourdough Croutons

5.0 from 5 votes

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Summary

A creamy and savory oyster mushroom salad so good it makes “it’s healthy” an after thought.

This recipe was inspired by a visit to the Garrison in Ozark, MO where after 5 courses, the salad was the most memorable dish of them all. Since then our version has had similar reactions with friends when we prepare it for them. The arugula goes extremely well with this shaved parmesan and sautéed oyster mushrooms. The grilled sourdough croutons bring added texture and smokiness, while the creamy dressing has a good amount of acidity to balance everything out.

The Garrison Salad – Arugula Salad with Oyster Mushrooms and Sourdough Croutons

Recipe by Gourmade
5.0 from 5 votes
Course: SaladsCuisine: American
Servings

4

servings
Prep time

15

minutes
Cooking time

15

minutes
Calories

295

kcal
Total time

30

minutes

A savory arugula salad featuring warm sautéed oyster mushrooms, shaved parmesan, grilled sourdough croutons, and a creamy garlic-thyme dressing. Inspired by a memorable dish at The Garrison in Ozark, this recipe balances texture, richness, and acidity in every bite.

Ingredients

  • 95 g 1 recipe Creamy Thyme & Dijon Dressing

  • 100 g 4 cups arugula

  • 20 g 4 tsp extra virgin olive oil, divided

  • 0.2 g 1/8 tsp black pepper

  • 15 g 1 tbsp butter

  • 150 g ~2 cups oyster mushrooms, torn into strips

  • 5 g 1 tsp kosher salt, divided

  • 30 g 1/4 cup shaved parmesan

  • 90 g 2 slices sourdough bread

Equipment

Directions

  • Make the Creamy Garlic Dressing

    In a small bowl, finely grate the garlic and then squeeze the lemon juice or vinegar over it. Let that sit a few mins to tone down some of the bite of the garlic. Add in the mayonnaise, olive oil, Dijon mustard, thyme, salt, and pepper. Whisk together and set aside.

    See full instructions for the Creamy Thyme & Dijon Dressing.
  • Grill the Sourdough

    In a small bowl add about a 1 tbsp of extra virgin olive oil. Brush both sides of the sourdough slices with the olive oil and a pinch of salt on both sides (about 1/8 tsp salt for each slice).

    Grill over high heat until grill marks appear and the edges are lightly charred—about 1–2 minutes per side. Remove from the heat and immediately cut the bread slices length wise down the middle and then cut the strips into triangles and set aside.

    Note: You want to cut the bread right away while it is still soft. If you wait, it will be too hard and crumble when you cut it.
  • Prep & Sauté the Mushrooms

    First cut the base off the oyster mushrooms and tear them to separate so the mushrooms are individual pieces and relatively similar in size.

    Heat the butter in a stainless steel or cast iron skillet over medium-high heat. Once melted and foamy, add the oyster mushrooms in a single layer and season with 1/2 tsp of the salt. Cook undisturbed for 2–3 minutes after it starts to darken, then stir occasionally until golden and just tender, about 8–10 minutes total. Set aside.

    The mushrooms are best at a warm but not hot temperature. So you can make the ahead and slightly heat them back up in the pan or on the keep warm setting of your oven for a minute or two just before serving.
  • Shave the Parm

    Using a vegetable peeler, shave the parmesan into strips.
  • Dress the Arugula

    Just before serving, in a large bowl, lightly toss arugula with 1 tsp of the olive oil—just enough to gloss the leaves. Season with about 1/4 fine salt and a few cracks of pepper.

    For the salt, use a mortar and pestle to grind coarse salt into a fine powder. This helps season the greens without having a gritty texture.
  • Assemble the Salad

    Swoosh a generous spoonful of creamy garlic dressing onto each plate as the base. Top with the dressed arugula. Tuck in the grilled sourdough triangles, place the parmesan shavings, and top with the oyster mushrooms and enjoy.

Recipe Video

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Additional Details About This Recipe

Can I substitute arugula?

Yes! Baby spinach, watercress, or a peppery greens mix will work beautifully. Just keep the texture light and snappy.

What’s the best bread for grilling?

A rustic sourdough or country loaf with some chew holds up best on the grill. Avoid overly soft sandwich bread.

Can I make this vegan?

Absolutely. Use vegan mayo and skip the parmesan or swap it with a plant-based version. Use olive oil instead of butter to sauté the mushrooms.

Do the mushrooms need to be served warm?

They’re best slightly warm, but they’re still tasty at room temp—great for prepping ahead.

How long does the dressing last?

Stored in the fridge in a sealed jar, the dressing keeps for up to 5 days. Shake well before using.

Nutritional Facts

Per serving (4 servings)

  • Calories: 295
  • Protein: 7.4 g
  • Carbohydrates: 16.8 g
  • Fat: 23.0 g
  • Saturated Fat: 6.0 g
  • Cholesterol: 19.2 mg
  • Sodium: 382 mg

No Comments

  1. Awesome !!!!!
    !

  2. Great recipe!

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